My data series are not seasonal, coul i use this package ?

[tny9393]

trafficstars

I have a question, I have data series, but there are no particular obvious seasonality, i do not think there are.

So if i want to find out the outliers, is this package could be applied? If yes how do I should deal with the input period?

Thanks

[mengjiezhang4ds]

I am afraid not